mirror of
https://github.com/espressif/esp-idf.git
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117 lines
4.2 KiB
C
117 lines
4.2 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <stdint.h>
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#include <stdio.h>
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#include <assert.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef int32_t esp_err_t;
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/* Definitions for error constants. */
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#define ESP_OK 0
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#define ESP_FAIL -1
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#define ESP_ERR_NO_MEM 0x101
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#define ESP_ERR_INVALID_ARG 0x102
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#define ESP_ERR_INVALID_STATE 0x103
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#define ESP_ERR_INVALID_SIZE 0x104
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#define ESP_ERR_NOT_FOUND 0x105
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#define ESP_ERR_NOT_SUPPORTED 0x106
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#define ESP_ERR_TIMEOUT 0x107
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#define ESP_ERR_INVALID_RESPONSE 0x108
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#define ESP_ERR_INVALID_CRC 0x109
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#define ESP_ERR_INVALID_VERSION 0x10A
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#define ESP_ERR_INVALID_MAC 0x10B
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#define ESP_ERR_WIFI_BASE 0x3000 /*!< Starting number of WiFi error codes */
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#define ESP_ERR_MESH_BASE 0x4000 /*!< Starting number of MESH error codes */
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/**
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* @brief Returns string for esp_err_t error codes
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*
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* This function finds the error code in a pre-generated lookup-table and
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* returns its string representation.
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*
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* The function is generated by the Python script
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* tools/gen_esp_err_to_name.py which should be run each time an esp_err_t
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* error is modified, created or removed from the IDF project.
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*
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* @param code esp_err_t error code
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* @return string error message
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*/
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const char *esp_err_to_name(esp_err_t code);
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/**
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* @brief Returns string for esp_err_t and system error codes
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*
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* This function finds the error code in a pre-generated lookup-table of
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* esp_err_t errors and returns its string representation. If the error code
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* is not found then it is attempted to be found among system errors.
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*
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* The function is generated by the Python script
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* tools/gen_esp_err_to_name.py which should be run each time an esp_err_t
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* error is modified, created or removed from the IDF project.
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*
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* @param code esp_err_t error code
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* @param[out] buf buffer where the error message should be written
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* @param buflen Size of buffer buf. At most buflen bytes are written into the buf buffer (including the terminating null byte).
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* @return buf containing the string error message
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*/
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const char *esp_err_to_name_r(esp_err_t code, char *buf, size_t buflen);
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void _esp_error_check_failed(esp_err_t rc, const char *file, int line, const char *function, const char *expression) __attribute__((noreturn));
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#ifndef __ASSERT_FUNC
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/* This won't happen on IDF, which defines __ASSERT_FUNC in assert.h, but it does happen when building on the host which
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uses /usr/include/assert.h or equivalent.
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*/
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#ifdef __ASSERT_FUNCTION
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#define __ASSERT_FUNC __ASSERT_FUNCTION /* used in glibc assert.h */
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#else
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#define __ASSERT_FUNC "??"
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#endif
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#endif
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/**
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* Macro which can be used to check the error code,
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* and terminate the program in case the code is not ESP_OK.
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* Prints the error code, error location, and the failed statement to serial output.
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*
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* Disabled if assertions are disabled.
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*/
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#ifdef NDEBUG
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#define ESP_ERROR_CHECK(x) do { \
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esp_err_t __err_rc = (x); \
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(void) sizeof(__err_rc); \
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} while(0);
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#else
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#define ESP_ERROR_CHECK(x) do { \
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esp_err_t __err_rc = (x); \
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if (__err_rc != ESP_OK) { \
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_esp_error_check_failed(__err_rc, __FILE__, __LINE__, \
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__ASSERT_FUNC, #x); \
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} \
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} while(0);
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#endif
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#ifdef __cplusplus
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}
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#endif
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